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Interpretation of Historical Trends Data

Historical Trends (1975-2015)

Incidence, Iowa, All Cancer Sites, All Races (incl Hisp), Ages <50, Both Sexes

Incidence, Iowa, All Cancer Sites, All Races (incl Hisp), Ages <50, Both Sexes

Line graph with 41 years and 2 segments
During 1975-1995, the APC1 in the rate of cancer was rising: 0.6 with a 95% confidence interval from 0.3 to 0.8.
During 1995-2015, the APC1 in the rate of cancer was rising: 1.1 with a 95% confidence interval from 0.9 to 1.3.
Yearly points:
In 1975, the observed rate was 82.6. The estimated rate was 81.1.
In 1976, the observed rate was 84.6. The estimated rate was 81.5.
In 1977, the observed rate was 79.7. The estimated rate was 82.0.
In 1978, the observed rate was 79.2. The estimated rate was 82.5.
In 1979, the observed rate was 83.4. The estimated rate was 83.0.
In 1980, the observed rate was 82.6. The estimated rate was 83.4.
In 1981, the observed rate was 82.5. The estimated rate was 83.9.
In 1982, the observed rate was 86.0. The estimated rate was 84.4.
In 1983, the observed rate was 83.4. The estimated rate was 84.9.
In 1984, the observed rate was 81.9. The estimated rate was 85.4.
In 1985, the observed rate was 84.8. The estimated rate was 85.9.
In 1986, the observed rate was 90.3. The estimated rate was 86.4.
In 1987, the observed rate was 90.0. The estimated rate was 86.9.
In 1988, the observed rate was 88.9. The estimated rate was 87.4.
In 1989, the observed rate was 87.3. The estimated rate was 87.9.
In 1990, the observed rate was 90.2. The estimated rate was 88.4.
In 1991, the observed rate was 87.3. The estimated rate was 88.9.
In 1992, the observed rate was 89.9. The estimated rate was 89.4.
In 1993, the observed rate was 91.7. The estimated rate was 89.9.
In 1994, the observed rate was 87.0. The estimated rate was 90.4.
In 1995, the observed rate was 87.7. The estimated rate was 91.0.
In 1996, the observed rate was 89.8. The estimated rate was 92.0.
In 1997, the observed rate was 92.2. The estimated rate was 93.0.
In 1998, the observed rate was 91.4. The estimated rate was 94.0.
In 1999, the observed rate was 94.4. The estimated rate was 95.0.
In 2000, the observed rate was 99.4. The estimated rate was 96.0.
In 2001, the observed rate was 96.3. The estimated rate was 97.1.
In 2002, the observed rate was 102.5. The estimated rate was 98.1.
In 2003, the observed rate was 101.3. The estimated rate was 99.2.
In 2004, the observed rate was 100.3. The estimated rate was 100.2.
In 2005, the observed rate was 100.0. The estimated rate was 101.3.
In 2006, the observed rate was 101.9. The estimated rate was 102.4.
In 2007, the observed rate was 107.7. The estimated rate was 103.5.
In 2008, the observed rate was 109.5. The estimated rate was 104.7.
In 2009, the observed rate was 110.4. The estimated rate was 105.8.
In 2010, the observed rate was 104.5. The estimated rate was 107.0.
In 2011, the observed rate was 106.3. The estimated rate was 108.1.
In 2012, the observed rate was 103.0. The estimated rate was 109.3.
In 2013, the observed rate was 108.1. The estimated rate was 110.5.
In 2014, the observed rate was 113.6. The estimated rate was 111.7.
In 2015, the observed rate was 110.4. The estimated rate was 112.9.

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